The Curriculum Corporation has an excellent web site supporting assessment for learning. On the site you are able to access assessment tasks across all KLAs and stage levels. There are details of the learning focus and lesson plans, rubrics for evaluating assessment levels and connections to NSW syllabus documents.
Assessment for Learning
This Consistency of Teacher Judgement assists with moderating work samples.
Consistent Teacher Judgement

The Board of Studies ARC web site provides examples of moderated work samples across all stages and KLAs.
ARC